docs: def random_string_generator(size=6, chars=string.ascii_uppercase):
      """Generates a random string from a set of characters.
  
      Args:
          size (int): The length of the resultant string. Defaults to 6.
          chars (str): The characters to be used by :py:func:`random.choice`. Defaults to :py:const:`string.ascii_uppercase`.
  
      Returns:
          str: The randomly generated string.
  
      Examples:
          >>> arcresthelper.common.random_string_generator()
          'DCNYWU'
          >>> arcresthelper.common.random_string_generator(12, "arcREST")
          'cESaTTEacTES'
  
      """
      try:
          return ''.join(random.choice(chars) for _ in range(size))
      except:
          line, filename, synerror = trace()
          raise ArcRestHelperError({
                      "function": "random_string_generator",
                      "line": line,
                      "filename":  filename,
                      "synerror": synerror,
                                      }
                                      )
      finally:
          pass